Exposure
- ID
- GRAVI.2022-05-20T05:03:02.634_1
- Header ID
- GRAVI.2022-05-20T05:03:02.634
- Date updated
- 2022-05-20 05:20:35 UTC+0000
- Release date
- 2023-05-20 05:20:35 UTC+0000
- UTC Start
- 2022-05-20 05:03:02.634
- UTC End
- 2022-05-20 05:08:22.634
- MJD Start
- 59719.21044715
- MJD End
- 59719.2141508537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008709
- Ambient temperature (°C)
- 13.02
- Seeing (arcsec)
- 0.385
Observation
- ID
- 50946
- Category
- science
- Program ID
- 109.22ZA.002
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37997
- Name
- S2
- RA
- 266.416858
- DEC
- -29.00723
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4660 | 56.4840 | 14.6000 | 15.4000 |
| U1-U3 | 101.9520 | 102.0260 | 20.6000 | 21.4000 |
| U1-U4 | 126.0300 | 126.5460 | 47.5890 | 48.4950 |
| U2-U3 | 46.1600 | 46.2260 | 27.8000 | 28.7000 |
| U2-U4 | 84.4310 | 85.0170 | 68.9200 | 69.7660 |
| U3-U4 | 58.1650 | 58.6420 | 100.3490 | 100.9570 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59719.21044715 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416858 |
| DEC | -29.00723 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.466 |
| HIERARCH ESO ISS PBL12 END | 56.484 |
| HIERARCH ESO ISS PBLA12 START | 14.6 |
| HIERARCH ESO ISS PBLA12 END | 15.4 |
| HIERARCH ESO ISS PBL13 START | 101.952 |
| HIERARCH ESO ISS PBL13 END | 102.026 |
| HIERARCH ESO ISS PBLA13 START | 20.6 |
| HIERARCH ESO ISS PBLA13 END | 21.4 |
| HIERARCH ESO ISS PBL14 START | 126.03 |
| HIERARCH ESO ISS PBL14 END | 126.546 |
| HIERARCH ESO ISS PBLA14 START | 47.589 |
| HIERARCH ESO ISS PBLA14 END | 48.495 |
| HIERARCH ESO ISS PBL23 START | 46.16 |
| HIERARCH ESO ISS PBL23 END | 46.226 |
| HIERARCH ESO ISS PBLA23 START | 27.8 |
| HIERARCH ESO ISS PBLA23 END | 28.7 |
| HIERARCH ESO ISS PBL24 START | 84.431 |
| HIERARCH ESO ISS PBL24 END | 85.017 |
| HIERARCH ESO ISS PBLA24 START | 68.92 |
| HIERARCH ESO ISS PBLA24 END | 69.766 |
| HIERARCH ESO ISS PBL34 START | 58.165 |
| HIERARCH ESO ISS PBL34 END | 58.642 |
| HIERARCH ESO ISS PBLA34 START | 100.349 |
| HIERARCH ESO ISS PBLA34 END | 100.957 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009367 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008051 |
| HIERARCH ESO ISS AMBI TEMP | 13.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.35 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |